Standard No.:	GB/T 20975.11-2018
English Name:	Methods for chemical analysis of aluminium and aluminium alloys—Part 11:Determination of lead content
Chinese Name:	铝及铝合金化学分析方法 第11部分：铅含量的测定
Chinese Classification:	H12    Light metals and their alloys analysis method
Professional Classification:	GB    National Standard
ICS Classification:	77.120.10 77.120.10    Aluminium and aluminium alloys 77.120.10
Issued by:	SAMR; SAC
Issued on:	2018-05-14
Implemented on:	2019-2-1
Status:	valid
Superseding:	GB/T 20975.11-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 11：Determination of lead content Flame atomic absorption spectrometric method
Language:	English
File Format:	PDF
Word Count:	5500 words
Price(USD):	140.00
Delivery:	via email in 1~3 business day

本部分规定了铝及铝合金中铅含量的测定方法。?
本部分方法一适用于铝及铝合金中铅含量的测定，铝及铝合金中铝干扰铅的测定，采取在工作曲线中加入等量的铝消除干扰，其他共存元素均不干扰铅的测定。方法一测定范围为：＞0.005%～12.0%；本部分方法二适用于铝及铝合金中铅含量的测定，铝及铝合金中所有共存元素均不干扰铅的测定。方法二测定范围为：0.0001%～0.005%。